# Fly.io: Oauth/Macaroon Errors from flyctl

- Impact (vendor’s label): none
- Status: resolved
- Started: 2026-08-20 13:54 UTC · Resolved: 2026-08-20 14:16 UTC · Duration: 23 min
- Updates: 3
- [Vendor status page: https://status.flyio.net/incidents/01M0FR07VARGNVSD9A0DX4ZSN4](https://status.flyio.net/incidents/01M0FR07VARGNVSD9A0DX4ZSN4)
- [Company: Fly.io](https://rewindex.com/company/fly-io.md)

## Timeline of updates

- **identified** 2026-08-20 13:54 UTC: We have identified an issue causing authentication errors for some operations from flyctl. These operations are failing with an error like: This endpoint no longer accepts legacy OAuth tokens (starting with fo1\_). Please use a macaroon token (starting with fm2\_\`) instead. We have identified the issue and are rolling out a fix
- **monitoring** 2026-08-20 14:05 UTC: A fix has been deployed and this error should no longer be occurring. We're monitoring to ensure full recovery.
- **resolved** 2026-08-20 14:16 UTC: This incident has been resolved.


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Canonical: https://rewindex.com/company/fly-io/incidents/01M0FR07VARGNVSD9A0DX4ZSN4 · Markdown: https://rewindex.com/company/fly-io/incidents/01M0FR07VARGNVSD9A0DX4ZSN4.md · JSON: https://rewindex.com/api/v1/companies/fly-io/incidents/01M0FR07VARGNVSD9A0DX4ZSN4 · Generated 2026-10-18T11:44:52.392Z